Ọkachamara na-eweta ihe ngwọta eletrik.
Guangxi precision ụlọ ọrụ e guzobere na June 07, 2013. Ụlọ ọrụ na-eje ozi dị ka a ọkachamara eletriki ngwọta na-eweta, na-ekpuchi atọ isi ubi: ala-voltaji ike nkesa eletriki, ulo oru akara akpaaka na ezinụlọ eletriki.Ngwaahịa anyị bụ isi gụnyere ihe mgbawa sekit, kọntaktị, relay, fuse, mita ike, mgba ọkụ bọtịnụ, stabilizer, transformer, panel nkesa na ọkọnọ ike, wdg.
Ọkachamara na-eweta ihe ngwọta eletrik.